What do you understand by pl/sql cursors?
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Explain the purpose of %type and %rowtype data types?
Write the order of precedence for validation of a column in a table? I. Done using database triggers. Ii. Done using integarity constraints
What is rowid in sql?
What is right join in sql?
What is the difference between a primary key and a clustered index?
Write a query to find the names of users that begin with "um" in sql?
A table was given with 3 columns like Manager id,Manager Name and Employee name. Question was to create hierarchy.
What is rank () in sql?
Which language is used in sql?
HOW TO TUNE ORACLE SQL QUERIES GIVE ME STEP BY SREP
----> There is a table T with two columns C1 and C2. The data is as below: C1 C2 1 4 2 5 3 6
What is the difference between a primary key and a unique key?
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